MDNR

NPDES permit MN0061221 · Minor NON-POTW · effective, expires 2029-11-30 · EPA's file as of 2026-09-19

Check this month's numbers before you file
Watch this permit — $79 a month. Every Monday, from EPA's newest files: the next report due and when, whether EPA's file holds your last one, any change to this permit's limits or status, and the renewal date.

EPA's record, 2025-09-01 to 2026-08-31

0values over a limit
0required values missing, on 0 form(s)
0of 60 forms filed late

Last period with anything received: 2026-08-31.

Reporting

Reports are due about 21 days after each monitoring period ends (the most common figure among MN permits in EPA's filings — check your permit).

Limits in force (43)

OutfallParameterStatisticLimitMonths
D006Solids, total suspendedMO AVG <= 281 kg/d all year
D006Solids, total suspendedDAILY MX <= 556 kg/d all year
D006Flow, in conduit or thru treatment plantMO TOTAL report only all year
D006BOD, carbonaceous [5 day, 20 C]MO AVG <= 230 kg/d all year
D006BOD, carbonaceous [5 day, 20 C]DAILY MX <= 463 kg/d all year
D008Temperature, water deg. centigradeMO AVG report only all year
D008Temperature, water deg. centigradeDAILY MX report only all year
D008pHINST MIN >= 6.5 SU all year
D008pHINST MAX <= 8.5 SU all year
D008Solids, total suspendedMO AVG <= 30 mg/L all year
D008Solids, total suspendedDAILY MX <= 60 mg/L all year
D008Nitrogen, total [as N]MO AVG report only all year
D008Nitrogen, ammonia total [as N]MO AVG report only all year
D008Nitrogen, Kjeldahl, total [as N]MO AVG report only all year
D008Nitrite + Nitrate total [as N]MO AVG report only all year
D008Sulfate, total [as SO4]QB report only Mar, Jun, Sep, Dec
D008Flow, in conduit or thru treatment plantMO AVG report only all year
D008Flow, in conduit or thru treatment plantDAILY MX report only all year
D008Flow, in conduit or thru treatment plantMO TOTAL report only all year
D008Solids, total dissolvedMO AVG report only all year
D008BOD, carbonaceous [5 day, 20 C]MO AVG <= 25 mg/L all year
D008BOD, carbonaceous [5 day, 20 C]DAILY MX <= 50 mg/L all year
D013Temperature, water deg. centigradeMO AVG report only all year
D013Temperature, water deg. centigradeDAILY MX report only all year
D013pHINST MIN >= 6.5 SU all year
D013pHINST MAX <= 8.5 SU all year
D013Solids, total suspendedMO AVG <= 30 mg/L all year
D013Solids, total suspendedDAILY MX <= 60 mg/L all year
D013Nitrogen, total [as N]MO AVG report only all year
D013Nitrogen, ammonia total [as N]MO AVG report only all year
D013Nitrogen, Kjeldahl, total [as N]MO AVG report only all year
D013Nitrite + Nitrate total [as N]MO AVG report only all year
D013Sulfate, total [as SO4]QB report only Mar, Jun, Sep, Dec
D013Flow, in conduit or thru treatment plantMO AVG report only all year
D013Flow, in conduit or thru treatment plantDAILY MX report only all year
D013Flow, in conduit or thru treatment plantMO TOTAL report only all year
D013Solids, total dissolvedMO AVG report only all year
D013BOD, carbonaceous [5 day, 20 C]MO AVG <= 25 mg/L all year
D013BOD, carbonaceous [5 day, 20 C]DAILY MX <= 50 mg/L all year
W014Temperature, water deg. centigradeMO AVG report only all year
W014Temperature, water deg. centigradeDAILY MX report only all year
W015Temperature, water deg. centigradeMO AVG report only all year
W015Temperature, water deg. centigradeDAILY MX report only all year

Built from EPA's ECHO bulk files. EPA's file, not the permit document, is the source: read your permit. Check a report before you file it · All states